1.首先安装sendmail
sudo apt-get install sendmail
2.修改配置:
Sendmail默认只会为本机用户发送邮件,现在修改文件/etc/mail/sendmail.cf要它可以对internet发送邮件
vi /etc/mail/sendmail.mc
找到: AEMON_OPTIONS(`Family=inet, Name=MSP-v4, Port=submission, M=Ea, Addr=127.0.0.1')dnl
修改为: AEMON_OPTIONS(`Family=inet, Name=MSP-v4, Port=submission, M=Ea, Addr=0.0.0.0')dnl
保存
备份原配置文件
#mv /etc/mail/sendmail.cf /etc/mail/sendmail.cf.bak
生成新的配置文件
#mv /etc/mail/sendmail.cf /etc/mail/sendmail.cf.bak
生成新的配置文件
#/etc/mail/m4 sendmail.mc > /etc/mail/sendmail.cf
3.mail测试:
echo "test mail ok" | mail -s "test mail ok" xxx@163.com
发生错误:
The program 'mail' is currently not installed. You can install it by typing:
sudo apt-get install mailutils
根据提示安装mailutils:
sudo apt-get install mailutils
再测试,如果没有立即发出,而是阻塞,查看日志/var/log/mail.log
可能出现如下错误信息:
Oct 13 00:46:39 ubuntu sendmail[6182]: My unqualified host name (ubuntu) unknown; sleeping for retry
解决:
vi /etc/hosts
修改 127.0.0.1 ubuntu 为 127.0.0.1 ubuntu ubuntu.com
再测试,成功收到邮件。
4.如果没有收到邮件,检查邮件队列是否为空
/usr/lib/sendmail -bp
邮件日志:
/var/log/mail.log
/var/log/mail.error
如果队列出现问题,查阅相关资料。。。